Nodular iron crank and 400hp?

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Oct 9, 2009 | 04:22 AM
  #1  
Well my L98 decided it didnt wanna run anymore and needs a rebuild.
So to keep it simple im just gonna order a new shortblock. I dont think I need a forged crank and rods but I could be wrong. I plan on doing a decent set of heads and cam. Im shooting for around 350hp/450ft lbs with the stock tpi manifold. But I was really wanting to add a 100 shot for the track or the occasional new vette who pulls up next to me.

Just wanting opinons if I need a forged crank.
Thanks
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Oct 9, 2009 | 08:18 AM
  #2  
Re: Nodular iron crank and 400hp?
It will hold 400hp
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Oct 9, 2009 | 10:40 AM
  #3  
Re: Nodular iron crank and 400hp?
You should be fine, so long as you keep it from having detonation.
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Oct 9, 2009 | 02:05 PM
  #4  
Re: Nodular iron crank and 400hp?
hopefully I can learn to tune it and keep that from happening, Thanks, Im guessing I wouldn't need forged rods either then..?
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Oct 9, 2009 | 02:14 PM
  #5  
Re: Nodular iron crank and 400hp?
I wouldnt worry about with only 100 shot and only spraying now and then. Double the hit and heavy track/street use and I would say yes go forged.
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Oct 9, 2009 | 02:53 PM
  #6  
Re: Nodular iron crank and 400hp?
stock rods are forged. The main thing that kills them is rpm. The heavier the piston, the less they'll tolerate. just get some pre-1980 rods, and have them fitted with ARP bolts then resized. That'll serve most any 350 to 6500 rpm over and over again.
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Oct 10, 2009 | 05:12 AM
  #7  
Re: Nodular iron crank and 400hp?
thanks everyone
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